Ethylhydroxylamine
[化] 乙胲
🗣️ 情景例句
I'm concerned.
我很担心。
This part of the country is very mountainous.
国家的这部分有很多的山。
I sat down on one of those modern chairs with holes in it and waited.
我坐在一个新式的满是网眼儿的椅子上，等待着。